-ic a-a a-c a-i aaa aac aah aai aak aao ac- aca acc ach aci ack aco aha ahc ahh ahi ahk aho ai- aia aic aih aii aik aio aka akc akh aki akk ako aoa aoc aoh aoi aok aoo c-- caa cac cah cai cak cao cca ccc cch cci cck cco ch- cha chc chh chi chk cho ci- cia cic cih cii cik cio cka ckc ckh cki cko co- coa coc coh coi cok coo h-i haa hac hah hai hak hao hca hcc hch hci hck hco hha hhc hhh hhi hhk hho hia hic hih hii hik hio hka hkh hki hkk hko hoa hoc hoh hoi hok hoo ia- iaa iac iah iai iao ica icc ich ici ick ico iha ihc ihh ihi ihk iho iia iic iih iii iio ika ikc iki ikk iko io- ioa ioc ioh ioi ioo ka- kaa kac kah kai kak kao kca kcc kch kci kck kha khh khi khk kho kia kic kih kii kik kio kkc kkh kki kkk koa koc koh koi kok koo o-i oaa oac oah oai oak oao oc- oca occ och oci ock oco oha ohc ohh ohi oho oia oic oii oik oio oka okc oki okk oko oo- ooa ooc ooh ooi ook ooo